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WorksheetsMean, Median, Mode, Outlier, Histogams, Dot Plots, Statistic
Total questions: 73
Worksheet time: 3hrs 4mins
Find the median of the data set.
4, 7, 3, 5, 6
3
4
5
6
Find the mode of the data set.
14, 20, 16, 14, 18, 20, 19, 13, 15, 17
No mode
14
20
both 14 and 20
Find the mean of the data set.
8, 12, 16, 10, 8, 6
60
10
6
14
Find the outlier of the data set.
15, 20, 18, 35, 17, 35, 13
no outlier
35
13
15
The middle number of an ordered set of data is called what?
mean
median
mode
outlier
Find the range in the data set.
14, 20, 19, 22, 14, 17
14
8
6
no range
The ___ is the data item(s) that occur the most often.
mean
median
mode
range
Find the mean of the data set.
31, 20, 51, 31, 27
31
51
27
30
Find the median of the data.
20, 30, 45, 90, 60, 45, 5, 10, 30, 45, 15, 25
35
30
no median
45
A(n) ____ of a data set is much greater or much less than the other data values.
mean
median
mode
outlier
What is the RANGE of her test scores?
Find the median from the list of numbers:
60, 58, 52, 48, 60, 67
58
59
60
118
7, 14, 20, 3, 7, 14, 2, 14, 7
5,11,2,12,4,2
9, 8, 12, 6, 10
What is the mean number of pages she wrote per day?
8, 10, 60, 3, 5, 13, 12, 40, 8
12,10,10,10,13,12,11,13,10
1,0,1,5,6,3,4
23, 34, 27, 7, 30, 26, 28, 31, 34
20 , 1 , 7 , 19 , 11 , 19
23, 34, 27, 7, 30, 26, 28, 31, 34
How many students scored 93% or less?
6
16
14
13
Rhaul measured the heights of the apple trees in an orchard. What percent of the trees are 5-9 feet tall?
19.2%
31%
25.1%
16%
Where does the median fall?
50-55
55-60
60-65
66-70
True or False? Over 50% of the students watch between 5 and 14 hours of television on the weekend?
TRUE
FALSE
Which of the following dot plots can be used to create the histogram?
What fraction of the children in attendance at the library event were between the ages 6 & 8?
What percentage of the birds life span is over 60 years?
12.5%
20%
5%
15%
Black Blue Red
Pink Black Black
Gray Green Blue
Blue Blue Red
Yellow Blue Red
Given the following data set
6, 9, 12, 14, 7, 9, 6, 8, 25, 12, 14
What is the mean of the data set without the outlier(s)?
9.2
9.7
11.1
12.4
Identify the outlier for the given data?
23, 34, 27, 7, 30, 26, 28, 31, 34
7
23
31
34
Your math grades are 90, 85, 0, 90, 80, 100, and 90. Which grade is the outlier?
90
0
80
100
Which of the following numbers is the outlier?
34, 75, 82, 95, 100, 100
75
34
95
100
The prices at several different stores for a pair of shoes are
$78, $79, $81, $82, $83. Two days later, another store has the same shoes on sale for $65. How does the new price affect the data?
Nothing will be affected.
The median will increase.
The mean and the median will increase.
The mean will decrease.
The data set below has an outlier of 42.
2, 5, 12, 15, 19, 4, 6, 11, 16, 18, 12, 12, 42
What effect does removing the outlier have on the measures of center?
The median will decrease
The mean will decrease
The mean will increase
The median will increase
The data in the table represents the ages of several people in a class. What effect does Mr. Smith’s age have on the data set?
Mr. Smith’s age increases the mode of the data.
Mr. Smith’s age decreases the mean of the data.
Mr. Smith’s age increases the mean of the data.
Mr. Smith’s age increases the median of the data.
A bowler had the following scores: 196, 205, 197, 280 and 202. What is the difference between the mean with the outlier and the mean without the outlier?
13
16
19
22
The table shows the lengths of fences that a company installed during a week. Which statement is true?
The 275-foot fence caused the mean to be significantly lower than the median.
The 275-foot fence caused the median to be significantly lower than the mean.
The 2,250-foot fence caused the mean to be significantly greater than the median.
The 2,250-foot fence caused the median to be significantly greater than the mean.
Gabriella’s quiz grades are 88, 92, 92, 96, 98. Gabriella scored a 20 on her sixth quiz. What effect does this score have?
The low score causes the median to increase.
The low score causes the median to decrease.
The low score causes the mean to increase.
The low score causes the mean to decrease.
Jacob recorded the ages of the people at a picnic. The data set is listed below.
12, 12, 14, 15, 16, 20, 24, 28, 32, 35, 36
What effect does the arrival of Jacob’s 72-year old grandfather have on the mean age of people at the picnic?
It increases by about 4.2.
It increases by about 6.6.
It decreases by about 4.2.
It decreases by about 6.6.
196, 205, 197, 280, and 202.
How much does the bowler’s mean score increase if the outlier is considered, compared to if the outlier is not considered?
The salaries of the employees in a company are listed below:
$28,000 $45,000
$31,000 $42,000
$55,000 $72,000
$88,000 $53,000
If $88,000 was found to be an outlier, which salary would be the new maximum?
$55,000
$28,000
$88,000
$72,000
What are the coordinates of the outlier?
(6,9)
(9,6)
What outlier
What are the coordinates of the outlier?
(3,4)
(4,3)
(3,10)
What are the coordinates of the outlier?
(9,1)
(0,3)
(1,9)
